Question

2. While testing the presence of starch in the leaves, why the leaf is boiled in methylated spirit over a water bath
Name one precaution you have followed in this experiment.​

Answer 1

Explanation:

the hot water kills the leaf and alcohol breaks down the chlorophyll taking green colour out of leaf , when you put iodine on leaves one of them will turn blue-black and other will be reddish brown iodine iodine is indicator that turns blue black in the presence of starch